Across
- 4. a quanity that measures the ability of a force to rotate an object around some axis
- 7. the velocity of an object at some instant or at a specific point in the object's path
- 9. the change in position of an object
- 11. the retarding frictional force on an object in motion
- 13. the SI unit for time
- 16. area of physics associated with particles moving at any speed
- 17. experiment an experiment that tests only one factor at a time
- 19. a physical quanity that has both magnitude and direction
- 20. the perpendicular distance from the axis of rotation to a line drawn along the direction of the force
- 23. a measure of the gravitational force exerted on an object
- 26. a collision in which two objects stick together after colliding
- 31. a parameter that is a measure of a spring's resistance to being compressed or stretched
- 33. fall the motion of a body when only the force due to gravity is acting on the body
- 34. area of physics associated with motion and its causes, and interactions between objects
- 35. the tendency of an object not to accelerate
- 37. the rate of change of velocity in a given time interval
- 38. a quanity that measures the rate at which work is done or energy is transformed
- 39. the vector sum of all forces acting on an object
- 40. an action exerted on an object which may change the objects state of rest or motion
- 41. the ratio of useful work output to work input
- 42. area of physics that deals with the behavior of submicroscopic particles
- 44. area of physics associated with electricity, magnetism, and light
- 46. the quanity that expresses the dependence of of frictional forces on the particular surface in contact
- 47. the SI unit for mass
- 48. m is sometimes called this in Newton's gravitation equation because m relates to how objects attract to one another
- 51. the energy associated with an object because of the position,shape, or condition of the object
- 53. a force that acts on a surface in a direction perpendicular to the surface
- 54. the description of what kind of physical quanity is represented by a certain measurement
- 55. a force that does not involve physical contact between two objects
- 56. the product of the component of the force along the direction of displacement and the magnitude of displacement
- 57. the product of the force and the time over which the force acts on an object
Down
- 1. area of physics associated with light
- 2. the study of motion
- 3. a quanity defined as the product of the mass and velocity of an object
- 5. states that net work equals the change in kinetic energy
- 6. a set of particles or interacting components considered to be a distinct physical entity for the purpose of study.
- 8. the resistive force that keeps an object from moving.
- 9. proves that dimensions can be treated as algebraic quanities
- 10. the energy avaliable for use when a deformed elastic object returns to its original configuration
- 12. area of physics associated with heat and temperature
- 14. the mutual force of attraction between particles of matter
- 15. a description of how close a measurement is to the correct or accepted value of the quanity measured
- 18. the potential energy stored in the graviational fields of interacting bodies
- 21. an explanation based on prior research or observations
- 22. decreases in speed are sometimes called this
- 24. a collision in which the total momentum and the total kinetic energy are conserved
- 25. a vector that represents the sum of two or more vectors
- 26. the curved path that an object follows when thrown, launched or otherwise projected near the surface of the earth
- 27. a system for specifying the precise location of objects in space or time
- 28. the acceleration directed toward the center of a circular path
- 29. the displacement divided by the time interval during which the displacement occurred
- 30. the total momentum of all objects interacting with one another remains constant regardless of the nature of the forces between objects
- 32. figures a common convention used in science to indicate precision
- 34. the SI unit for length
- 36. the sum of kinetic energy and all forms of potential energy
- 43. the energy of an object that is due to the object's motion
- 45. the state in which the net force on an object is zero
- 46. the projections of a vector along the axes of a coordinate system
- 49. a pattern, plan, representation, or description designed to show the structure or workings of an object, system, or concept.
- 50. machines that are combinations of the six fundamental types
- 51. the degree of exactness of a measurement
- 52. a physical quanity that has magnitude but no direction